Being back from Robocup 2006 I've been working on 2.6.17-grml:
% uname -a
Linux grml 2.6.17-grml #1 PREEMPT Tue Jun 20 19:39:46 CEST 2006 i686 GNU/Linux
The first public build of 2.6.17-grml including some additional modules is available online now.
The current patch-list (extracted from the README):
Do you think a patch should find its way to the grml-kernel? Please let us know so we can put the patch to our review list.